Finding the Third Proportional to 3,412,368 and 7,899,768

Step by Step Solution

1. Step 1: Write the proportion equation
   3,412,368 : 7,899,768 = 7,899,768 : x
2. Step 2: Convert to fraction form
   3,412,368/7,899,768 = 7,899,768/x
3. Step 3: Cross multiply
   3,412,368x = 7,899,768 × 7,899,768
4. Step 4: Simplify right side
   3,412,368x = 62,406,334,453,824
5. Step 5: Solve for x
   x = 62,406,334,453,824/3,412,368
6. Step 6: Final answer
   x = 18,288,277.95